<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <!-- 相对路径 绝对路径 都是 path 拼接 下面文件路径 -->
    <!-- <link rel="stylesheet" href="../../stylesheets/add.css"> -->
    <link rel="stylesheet" href="/stylesheets/add.css">
</head>
<body>
    <div>Add patient</div>
    <div class="patient">Test Code</div>
</body>
</html>